Ask an Expert (Page 61)

Solar-Powered Water Desalination and Filtration System

Ask an Expert Topic Forum: Grades 6-8: Life, Earth, and Social Sciences

Solar-Powered Water Desalination and Filtration System Solar-Powered Water Desalination and Filtration System Hi! So I’m a 7th grade student and I decided to do this project but my teacher wants us to use the “If,then,because” method for our hypothesis. Does anyone have any suggestions or tips? :?: [Administrator note: Project url: https://www.sciencebuddies.org/science-fair-projects/project-ideas/EnvEng_p022/environmental-engineering/solar-powered-water-desalination Science Buddies… Read more

Question about Build a Rubber Band-Powered Car activity

Ask an Expert Topic Forum: Grades 6-8: Physical Science

Question about Build a Rubber Band-Powered Car activity Question about Build a Rubber Band-Powered Car activity what is the safety information for this activity peyton ------------------------------------- Leave this to help the Experts: The activity can be viewed at: [url=https://www.sciencebuddies.org/stem-activities/rubber-band-car]Build a Rubber Band-Powered Car[/url] Re: Question about Build a Rubber Band-Powered Car activity Hi peytonbalduff, This activity should not require any… Read more

Microbiology in a PJAS project

Ask an Expert Topic Forum: Grades 6-8: Life, Earth, and Social Sciences

Microbiology in a PJAS project Microbiology in a PJAS project [size=150][/size][size=85][/size]I am doing a PJAS (Pennsylvania Junior Academy of Science) project and I really want to do a microbiology project but my teacher said they most likely wouldn't allow it. Is there any way I could still do this? :cry: Re: Microbiology in a PJAS project You will need to look carefully at the rules for the fair to see what limitations there are. Your teacher may have run into an issue in the past? We… Read more

Bioluminescent Street Lights

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

Bioluminescent Street Lights Bioluminescent Street Lights I want to do a project experimenting on bioluminescent street lights, but I'm not sure where to start, initially I wanted to test like if they have a negative effect on the environment and how they are sustainable and I'm not sure exactly how I would test it because there are a few cities that have tried having bioluminescent or natural lighting but there isn't enough info for me to put together a concrete science proposal. I can do… Read more

Need Help to Rewrite A CRISPR Project Procedure?

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

Need Help to Rewrite A CRISPR Project Procedure? Need Help to Rewrite A CRISPR Project Procedure? Hello! I am in the eighth grade and I am trying to do a project relative to CRISPR and was trying to base it off this project (link below) but I wanted to try and make E. coli unresistant to an antibiotic instead of making it resistant to the antibiotic, but because I am new to CRISPR I am not confident enough to be able and create my own procedure. Link for project:… Read more

Investigate the Kinetics of the Color Changing Iodine Clock Reaction

Ask an Expert Topic Forum: Grades 6-8: Physical Science

Investigate the Kinetics of the Color Changing Iodine Clock Reaction Investigate the Kinetics of the Color Changing Iodine Clock Reaction Can you explain what Iodines are and their role in the experiment? [Administrator note: Project: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Chem_p091/chemistry/iodine-clock-reaction-kinetics ] Re: Investigate the Kinetics of the Color Changing Iodine Clock Reaction Hi LaylaHall, Iodine is the main ingredient in this chemical… Read more

Neodymium Magnets

Ask an Expert Topic Forum: Grades 6-8: Physical Science

Neodymium Magnets Neodymium Magnets Hello, I am doing a project where I move a Neodymium magnet closer and farther to a circuit and see how it affects the voltage. Is there any suggestions you have to set up the circuit? Thanks! Re: Neodymium Magnets Hi - we have several projects about generating electricity with magnets that you may find… Read more

servo motors and the motorized robotic hand

Ask an Expert Topic Forum: Grades 9-12: Physical Science

servo motors and the motorized robotic hand servo motors and the motorized robotic hand hi so I am a little lost I am doing the motorized robotic hand and I don't know how strong the servo motors are I am worried because I can't find any article about the Arduino servo motors and how strong they are. also I am a little confused about how I connect them. This is my first time doing a science fair so please help. thank you Re: servo motors and the motorized robotic hand Hi - if you have not… Read more

Iron in Cereal-Quantitive data

Ask an Expert Topic Forum: Grades 6-8: Life, Earth, and Social Sciences

Iron in Cereal-Quantitive data Iron in Cereal-Quantitive data Good afternoon, I am doing my science fair project on iron in cereals. I know what my variables would be. I am just stumped on my quantitive data. Would it be the amount in grams that I find in each trial? Also, what is your opinion on how to display this data? My mom was thinking of a data table and maybe a line graph? I appreciate any guidance please. [Administrator note: Relevant project:… Read more

Cooking project?

Ask an Expert Topic Forum: Grades 6-8: Life, Earth, and Social Sciences

Cooking project? Cooking project? Hi, So my school has really high standards for science fair compared to other middle schools. I really want to incorporate baking or cooking into my experiment. We have about 3-4 months and I am in 7th grade. Any ideas? Re: Cooking project? Hi! Science Buddies has a few projects relating to cooking. I have attached links to some of them below. If you want to check out more experiments, you can search for "cooking" on the Science Buddies website - you can… Read more

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